iPower GLDUCT16C Non-Insulated Ducting Aluminum Foil Vent with 2 Clamps, 16-Feet 6-Inch, ProFlex Clothes Dryer Transition Duct, Fire-Resistance Coating. Strong & Flexible, Contains Corrosion Resistant Wire Helix, Temperature Range from 0 to 185+ F, Free Pair of 6-Inch Metal Clamps